Jim Houlette, PE

Understanding Trus Joist Pro Ratings and Minimum Deflections by Code

by Jim Houlette, PE July 26, 2019

When designing floor joists engineers must check several design properties including moment, shear, bearing and deflection.  In this article we are going to focus on deflection since it is a common complaint from homeowners. For any structural member deflection limits must be satisfied based on […]

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Permanent Retaining Walls using Soil Nails and Shotcrete

by Jim Houlette, PE July 26, 2019

EVstudio does a wide range of projects and design services.  One of those services is soil retention and temporary soil shoring.  There are many different ways to retain soil, but one of my favorites is the use of soil nails and shotcrete.  With the right […]

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Interrupted or Narrow Spread Footing Foundation

by Jim Houlette, PE July 26, 2019

When the site has low to moderate swelling soil an interrupted or narrow spread footing may be used.  The Geotechnical engineer will specify a maximum and a minimum soil bearing pressure.  Most people understand a maximum soil bearing which is discussed more at our post […]

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Raft Slab-on-Grade Foundation

by Jim Houlette, PE July 12, 2019

A Raft Slab-on-Grade foundation can be as simple as a 4” thick slab with no reinforcement and a shallow perimeter rib to an 8” thick slab heavily reinforced with deep ribs spaced roughly 10’o.c.  The wide range of concrete thicknesses and reinforcement is a function […]

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Structural Wood Framing Connectors from Simpson Strong-Tie and USP

by Jim Houlette, PE May 30, 2019

Simpson or USP?  Each company has a wide range of framing connectors that meets the needs of almost every type of wood connection you can think of.  In addition, each company provides connectors for epoxy bonding, retrofitting, and other various products to create quick structural […]

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How to Repair Brick Walls that are Separating (Delamination)

by Jim Houlette, PE May 30, 2019

In the last year I’ve been finding an increase in the number of brick wall failures.  Most of the walls are in need of repointing due to the age of the dwelling and some are in need of more significant structural repairs.  One common repair […]

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Video of the Two Story Basement in Denver

by Jim Houlette, PE May 23, 2019

We recently blogged about a new basement remodel we designed.  This was no ordinary basement remodel, this one was two stories deep. The contractor doing the work, Crawlspaces2Basements, has recently posted a video of the basement.  You can really see in the video he size […]

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Bentley RAM Structural Software used by EVstudio

by Jim Houlette, PE May 21, 2019

The structural department prefers to use Bentley RAM structural design software for our finite element design needs.  The total design package includes many different tools that can be used individually or together as shown above when several different materials and framing members are used.  The […]

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EVstudio is now using Blackpoint Software with ACA

by Jim Houlette, PE May 7, 2019

Our structural department is working with Oakwood Homes and has recently added Blackpoint Software to AutoCAD Architecture (ACA) to help improve our services to our Client.  Blackpoint provides may great features for home builders.  First, it helps to organize and track plans, it also helps […]

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You Want to Remove a Load Bearing Wall?

by Jim Houlette, PE April 19, 2019

One of the most common phone calls we receive is “We want to remove a wall, we’re not sure if it’s load bearing.  Can you help?” We are happy to help! The first thing that is needed is an observation.  Our structural engineers can determine […]

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Post Tension Slab-on-Grade Foundation

by Jim Houlette, PE April 19, 2019

A Post Tension (PT) slab-on-grade (SOG) foundation is based on a typical raft SOG foundation with one major difference; high strength steel tendons pulled into tension.  Tendons are typically ½” diameter made of 7 steel wire strands that is then greased and encased in a […]

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Wall on Grade Foundation

by Jim Houlette, PE April 19, 2019

Simple and cost effective, but limited in design capabilities.  A wall on grade is just as simple as it sounds.  If the bearing capacity of the soil is moderate to high and the load from the structure is light then a typical spread footing can […]

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